Indian lac
Persia
16th Century
Recipe Details
Ingredients
insect-based dyes, coccid scale insects
Preparation Steps
Obtained from coccid scale insects (p. 92). Used to create pink, violet, and purple in a mixture with other colour materials (p. 93).
Original Recipe Text
Obtained from coccid scale insects (p. 92). Used to create pink, violet, and purple in a mixture with other colour materials (p. 93).
Evidence
"a set of red/violet micro samples of manuscripts RAS 239, Persian 9, and Persian 933 is analysed by Raman (SERS) and HPLC-MS in addition to FORS and FOMF techniques."
Remarks
Recognizable in FORS by maximum absorbance located at 527-540 nm and 560-585 nm (p. 94). In FOMF, it shows two maximum fluorescence peaks at 610 nm (p. 94). SERS shows a clear peak at 1461 cm-1 (p. 94).
Scientific Analysis
Analytical Techniques
HPLC-MS
FORS
Raman (SERS)
FOMF
Certainty Level
Confirmed
Instrumentally Verified
Verified
Metadata
Material Type
pigment
ColorRed
RegionPersia
Approx. Year1550
Source Information
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